iOS 9.9.16.4 (20E6247) for iPhone 12 Pro Max ✗ This OTA is not signed. OTA firmwares cannot be restored to. IPSW Downloads collects them for
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Release Date March 27, 2023 Upload Date March 23, 2023 Filename 7336a3b344ffb836814363b6e1f5729b1e18de9e.zip Filesize 5.0 GiB Identifier iPhone13,4
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